import java.math.BigDecimal;
public class CakeAddGrapeDecorator extends CakeDecorator {

    public CakeAddGrapeDecorator(Cake cake) {
        super(cake);
    }

    public String getCakeMsg() {
        return super.getCakeMsg() + "+1个葡萄";
    }

    public BigDecimal getPrice() {
        return super.getPrice().add(new BigDecimal("5"));
    }
}